:root{--navy:#0C258D;--blue:#066AAB;--orange:#E55300;--deep:#262261;--ink:#191c22;--muted:#5e6672;--line:#dfe3ea;--bg:#f4f6fa;--card:#fff}*{box-sizing:border-box}body,html{margin:0;padding:0}body{font:16px/1.6 Segoe UI,system-ui,-apple-system,Arial,sans-serif;color:var(--ink);background:var(--bg)}header{background:var(--navy);color:#fff;padding:18px 20px}header .wrap{max-width:720px;margin:0 auto}header h1{margin:0;font-size:18px;font-weight:600}header p{margin:4px 0 0;font-size:14px;opacity:.9}main{max-width:720px;margin:0 auto;padding:20px 16px 80px}.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px;margin-bottom:16px}.intro{border-left:4px solid var(--orange)}.q{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px;margin-bottom:16px}.q.done{border-color:#bfe3cd;background:#fbfffd}.num{font-size:12px;font-weight:700;letter-spacing:.6px;color:var(--blue);text-transform:uppercase}.en{margin:6px 0 0;font-weight:600}.es{margin:10px 0 0;padding:10px 12px;background:#f2f6fc;border-radius:8px;color:var(--deep)}.sub{margin:4px 0 0 14px;font-size:15px}textarea{width:100%;min-height:110px;margin-top:12px;padding:12px;border:1px solid var(--line);border-radius:8px;font:inherit;background:#fff;resize:vertical}textarea:focus{outline:2px solid var(--blue);outline-offset:-1px}.opts{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}.opt{border:1px solid var(--line);border-radius:999px;padding:8px 16px;cursor:pointer;background:#fff;font:inherit}.opt.on{background:var(--deep);color:#fff;border-color:var(--deep)}.skip{margin-top:10px;font-size:14px;display:flex;gap:8px;align-items:center}.skip,.status{color:var(--muted)}.status{font-size:13px;margin-top:8px;min-height:18px}.status.saved{color:#0b7a44}.status.error{color:#a3231d}.progress{position:-webkit-sticky;position:sticky;top:0;z-index:5;background:var(--bg);padding:12px 0;border-bottom:1px solid var(--line)}.bar{height:10px;background:#e7ebf2;border-radius:999px;overflow:hidden}.bar i{display:block;height:100%;background:var(--blue);transition:width .3s}.done-note{background:#e4f4ea;border:1px solid #bfe3cd;border-radius:12px;padding:18px;text-align:center}footer{max-width:720px;margin:0 auto;padding:0 16px 40px;color:var(--muted);font-size:13px}.files{margin:14px 0 4px;padding:14px;border:1px dashed var(--line,#c9d3e0);border-radius:10px;background:#f7f9fc}.files .ask{margin:0 0 10px;font-size:16px;line-height:1.45}.files .es-inline{color:var(--muted,#5b6b7f)}.files input[type=file]{font-size:16px;max-width:100%}.files .hint{margin:10px 0 0;font-size:14px;color:var(--muted,#5b6b7f)}.filelist{list-style:none;margin:12px 0 0;padding:0}.filelist li{padding:7px 10px;margin-bottom:6px;border-radius:8px;background:#e8f3e8;font-size:15px;word-break:break-word}.filelist li span{color:#3f6b46}.upstatus{margin-top:10px;font-size:15px;color:#8a4b12}